CVEvulnerability

CVE-2021-1771

3.3 LOW Published 2021-04-02 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-04-02
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
3.3 LOW — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N

Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. A user that is removed from an iMessage group could rejoin the group.

Affected configurations

• apple mac os x (>= 10.14 < 10.14.6) • apple mac os x (>= 10.15 < 10.15.7) • apple mac os x 10.14.6 • apple mac os x 10.15.7 • apple macos (>= 11.0 < 11.2)

References